Promenade Software vs Simbex: full comparison for 2026
Quick verdict
Promenade Software (4.1/5) edges ahead of Simbex (3.9/5) overall. Promenade Software is the better choice for small device makers needing software and security. Simbex is the stronger option for sensor wearables and biomechanics research. The right choice depends on your project size, budget, and required tech stack.
Promenade Software vs Simbex: head-to-head summary
| Criterion | Promenade Software | Simbex |
|---|---|---|
| Founded | 2013 | 2000 |
| HQ | Irvine, CA, USA | Lebanon, NH, USA |
| Team size | 11–50 | 11–100 |
| Rating | 4.1 / 5 | 3.9 / 5 |
| Primary differentiator | Pairs contract device software with its own medical cybersecurity tooling and information-sharing service | Biomechanics and sensor research background applied to wearable health devices |
| Pricing model | Time and materials, fixed project | Time and materials, fixed project |
| Min. engagement | Not disclosed | Not disclosed |
| Primary tech stack | Embedded C/C++, Cloud (AWS/Azure), IEC 62304 | BLE, Embedded C/C++, Sensor fusion |
| Industries served | Surgical & therapeutic devices, Digital health, Diagnostics & lab devices | Wearables & remote monitoring, Sports technology, Digital health |
Promenade Software vs Simbex: overview
Promenade Software
Since 2013 this Irvine, California, company has developed software for medical devices, from low-level firmware to cloud services, along with postmarket support. Directory listings say it follows IEC 62304 and holds ISO 13485:2016 and ISO 9001:2015 certification. It has also built cybersecurity products for the industry, including CyberMed Cloud and the MedISAO information-sharing service. The team is small, with estimates of 11 to 50 people.
Simbex
Simbex was founded in 2000 in Lebanon, New Hampshire, and works on product design, applied research and commercialization in medtech, health tech and sports technology. Riddell, the American football helmet maker and a long-time client, acquired it in April 2024. Its medical work includes RestEaze, a remote monitoring device for sleep disorder diagnosis built with Tanzen Medical, and fall-detection wearables. Team size estimates range from 11 to 100.
Services and capabilities: Promenade Software vs Simbex
| Capability | Promenade Software | Simbex |
|---|---|---|
| Electronics & PCB design | ✗ | ✓ |
| Firmware & embedded software | ✓ | ✓ |
| SaMD & companion apps | ✓ | ✗ |
| Connected devices & IoT | ✗ | ✓ |
| Industrial design & human factors | ✗ | ✓ |
| Mechanical engineering | ✗ | ✓ |
| Device cybersecurity | ✓ | ✗ |
| Regulatory & QMS support | ✓ | ✗ |
| Manufacturing & scale-up | ✗ | ✗ |
Tech stack comparison: Promenade Software vs Simbex
| Framework / platform | Promenade Software | Simbex |
|---|---|---|
| Embedded C/C++ | ✓ | ✓ |
| Embedded Linux | N/A | N/A |
| RTOS | N/A | N/A |
| BLE | N/A | ✓ |
| Cloud (AWS/Azure) | ✓ | N/A |
| IEC 62304 | ✓ | N/A |
| ISO 14971 | N/A | N/A |
| ISO 13485 QMS | N/A | N/A |
| Qt | N/A | N/A |
Pricing comparison: Promenade Software vs Simbex
| Criterion | Promenade Software | Simbex |
|---|---|---|
| Minimum engagement | Not disclosed | Not disclosed |
| Engagement models | Fixed project, Time & materials | Fixed project, Time & materials |
| Rate transparency | Not public | Not public |
| Price tier | Mid-market | Mid-market |
Target audience comparison: Promenade Software vs Simbex
| Dimension | Promenade Software | Simbex |
|---|---|---|
| Best company size | Startup to mid-market | Startup to mid-market |
| Best industries | Surgical & therapeutic devices, Digital health, Diagnostics & lab devices | Wearables & remote monitoring, Sports technology, Digital health |
| Best use cases | Firmware and cloud software for an early-stage device, Building SBOM and vulnerability monitoring for a cleared device | Sensor-based wearable for remote monitoring, Biomechanics research study for a device concept |
| Typical project type | Fixed project | Fixed project |
Promenade Software vs Simbex: pros and cons
| Promenade Software | |
|---|---|
| + | Software-only, ISO 13485 certified team that knows FDA expectations |
| + | Owns cybersecurity products, so security work comes with tooling |
| + | Small team keeps costs and overhead down for startups |
| + | Southern California location close to the Orange County medtech cluster |
| - | Very small, so capacity for large programs is limited |
| - | No hardware or mechanical design |
| - | Certifications come from directory listings and should be confirmed with the company |
| Simbex | |
|---|---|
| + | Strong sensor and biomechanics research skills |
| + | Experience with wearable monitoring devices |
| + | Covers design through commercialization planning |
| + | Small team with direct access to principals |
| - | Owned by Riddell since April 2024, so sports technology may take priority over medical clients |
| - | Small team |
| - | Fewer regulated Class II and III device credits than medtech-only firms |
Who should choose Promenade Software?
A typical fit: firmware and cloud software for an early-stage device.
Pairs contract device software with its own medical cybersecurity tooling and information-sharing service. Minimum engagement is not publicly disclosed. Works best with clients in Surgical & therapeutic devices, Digital health, Diagnostics & lab devices.
Who should choose Simbex?
A typical fit: sensor-based wearable for remote monitoring.
Biomechanics and sensor research background applied to wearable health devices. Minimum engagement is not publicly disclosed. Works best with clients in Wearables & remote monitoring, Sports technology, Digital health.
Decision matrix: Promenade Software vs Simbex
| Your situation | Recommended choice |
|---|---|
| You need full-ownership delivery on a defined project scope | Promenade Software |
| You need a large dedicated team for an ongoing programme | Check each company's engagement model |
| Your budget is at the lower end | Compare: Promenade Software (Not disclosed) vs Simbex (Not disclosed) |
| You need specialist depth in a specific vertical | Promenade Software |
| You need staff augmentation or team extension | Neither; consider alternatives that offer staff aug |
| You need consulting before committing to a build | Both may offer discovery engagements |
Use case fit: Promenade Software vs Simbex
| Use case | Promenade Software fit | Simbex fit | Winner |
|---|---|---|---|
| Firmware and cloud software for an early-stage device | Strong | Limited | Promenade Software |
| Building SBOM and vulnerability monitoring for a cleared device | Strong | Limited | Promenade Software |
| Sensor-based wearable for remote monitoring | Limited | Strong | Simbex |
| Biomechanics research study for a device concept | Limited | Strong | Simbex |
Verdict: Promenade Software vs Simbex
Promenade Software (4.1/5) is the stronger overall choice for most Medical Device Development projects. Pairs contract device software with its own medical cybersecurity tooling and information-sharing service.
Simbex (3.9/5) is worth a look if you need biomechanics research study for a device concept. If your situation matches that, Simbex is a competitive option.
Related comparisons
Promenade Software vs Simbex FAQ
Is Promenade Software better than Simbex?
Promenade Software (4.1/5) scores higher overall, but "better" depends on your use case. Promenade Software's strongest advantage: Software-only, ISO 13485 certified team that knows FDA expectations. Simbex's strongest advantage: strong sensor and biomechanics research skills.
How do Promenade Software and Simbex differ in pricing?
Promenade Software uses time and materials, fixed project pricing. Simbex uses time and materials, fixed project pricing. Neither firm publishes a full rate card; a discovery call is required for project-specific quotes.
Which is better for enterprise: Promenade Software or Simbex?
Simbex is the larger team and typically the better enterprise-scale choice. For very large programmes, verify team size and compliance coverage directly with each company before shortlisting.
What are the main differences between Promenade Software and Simbex?
Promenade Software's primary differentiator is: pairs contract device software with its own medical cybersecurity tooling and information-sharing service. Simbex's primary differentiator is: biomechanics and sensor research background applied to wearable health devices. They also differ in team size (11–50 vs 11–100), minimum engagement (Not disclosed vs Not disclosed), and primary industries served (Surgical & therapeutic devices, Digital health vs Wearables & remote monitoring, Sports technology).
Verify all details directly with each company before making a decision.